CN112954143B - Camera telescoping device, camera assembly and electronic equipment - Google Patents
Camera telescoping device, camera assembly and electronic equipment Download PDFInfo
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- CN112954143B CN112954143B CN201911173967.9A CN201911173967A CN112954143B CN 112954143 B CN112954143 B CN 112954143B CN 201911173967 A CN201911173967 A CN 201911173967A CN 112954143 B CN112954143 B CN 112954143B
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- sliding groove
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
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Abstract
The application relates to a camera telescoping device, a camera assembly and an electronic device. Wherein, the first end of push rod is used for with camera leg joint, the first end of drive disk assembly and the second end connection of push rod. The base includes the spacing portion of first spacing portion and second, and the push rod can drive the cooperation of drive disk assembly and first spacing portion to make camera support be in the state of stretching out, the push rod can drive the cooperation of drive disk assembly and the spacing portion of second, so that camera support is in the retraction state. The camera telescoping device, the camera assembly and the electronic equipment provided by the application have the advantages that components such as the stepping motor and the transmission are omitted, the complexity of the structure is reduced, the noise is reduced, and the user experience is improved. Moreover, the camera telescoping device that this application provided can easily realize through the flexible of manual control camera support, and the cost is lower.
Description
Technical Field
The application relates to the technical field of electronic products, in particular to a camera telescoping device, a camera assembly and electronic equipment.
Background
With the increasing and increasing functions of electronic devices such as mobile phones, tablet computers, etc., the photographing function has become an indispensable part of the electronic devices, and the pursuit of large screens is increasing.
In order to realize the full screen of the electronic equipment, a telescopic front camera is usually arranged in the prior art, and the camera is prevented from occupying the space of the screen. The telescopic front camera is connected with a lifting mechanism arranged in the electronic equipment. Generally, the lifting mechanism comprises mechanical parts such as a stepping motor, a gearbox and a lead screw assembly, and the lead screw assembly is driven by the stepping motor to move so as to drive the camera to stretch.
However, in the working process of the lifting mechanism, the motor rotates, and the gearbox and the screw nut are in power transmission, so that noise is generated, and the user experience is poor.
Disclosure of Invention
An object of the application is to provide a camera telescoping device, camera subassembly and electronic equipment, can the noise reduction, improve user experience.
The above and other objects are achieved by the features of the independent claims. Further implementations are presented in the dependent claims, the description and the drawings.
In a first aspect, a camera telescoping device is provided, including:
the first end of the push rod is used for being connected with the camera support;
the first end of the transmission component is connected with the second end of the push rod;
the base comprises a first limiting part and a second limiting part;
the push rod can drive the transmission part to be matched with the first limiting part, so that the camera support is in an extending state;
the push rod can drive the transmission part to be matched with the second limiting part, so that the camera support is in a retraction state.
Set up the push rod and drive transmission part to make transmission part can with the spacing cooperation of first spacing portion or the second of base, realize stretching out and the retraction state of camera support, its simple structure, noise are little.
In a possible implementation, the transmission member comprises a first transmission piece;
the first transmission piece comprises a cam;
one side of the cam is provided with an end face;
the base comprises a sleeve, and the first limiting part is arranged on the inner wall of the first end of the sleeve;
the push rod can drive the first transmission piece to move until the end face is matched with the first limiting portion, so that the camera support is in an extending state.
The first transmission piece is arranged to be a cam, the cam comprises an end face, the end face and the inner wall of the sleeve of the base are limited, and the camera is limited in the extending state.
In one possible implementation, the first transmission member further includes a link;
the first end of the connecting rod is used as the first end of the transmission part and is connected with the second end of the push rod; the second end of the link is connected to the cam.
Can be favorable to setting up the stroke that stretches out of camera support through setting up the connecting rod, design the length size of connecting rod according to actual need to obtain the stroke that stretches out of needs.
In one possible implementation, the base includes a receiving groove;
when the camera bracket is in an extending state, at least part of the connecting rod is positioned in the accommodating groove.
In one possible implementation, the transmission member includes a second transmission member; the second transmission piece comprises a second matching surface;
the inner wall of the sleeve is provided with a limiting rib, and the second limiting part is arranged at one end part of the limiting rib;
the push rod can drive the first transmission piece and the second transmission piece to move until the second limiting portion is abutted to the second matching surface, so that the camera support is in a retraction state.
Through setting up the second driving medium, the second driving medium includes the second fitting surface, and it is spacing to utilize the spacing muscle in second fitting surface and the sleeve, realizes that the camera is spacing at the retraction state.
In one possible implementation, the cam includes a first mating surface and a first runner;
the second transmission piece comprises a second sliding groove;
when the first matching surface and the second matching surface are matched at a first position, the first sliding groove and the second sliding groove are aligned; when the first matching surface and the second matching surface are matched at a second position, the first sliding groove and the second sliding groove are not aligned;
after the first sliding groove and the second sliding groove are aligned, the limiting rib can relatively slide with the second sliding groove and the first sliding groove until the end face is matched with the first limiting part, so that the camera support is in an extending state;
after the second sliding groove is separated from the limiting rib, the second matching surface can slide relative to the first matching surface, so that the first sliding groove and the second sliding groove are not aligned until the second matching surface abuts against the second limiting part, and the camera support is in a retraction state.
The first sliding groove and the second sliding groove are in sliding fit with the limiting rib in the alignment state and the misalignment state, so that the extension state and the retraction state are converted.
In a possible implementation manner, the cam includes a first protrusion and a connecting plate, the first protrusion is connected with the connecting rod through the connecting plate, and the first mating surface is formed on the first protrusion.
Through setting up first lug and even board, form first fitting surface at first lug, can make the structure of cam lightweight more, first lug can be a plurality of, around even board setting, with second driving medium cooperation transmission, its transmission is more reliable and more stable.
In one possible implementation manner, the first mating surface and the second mating surface are both helical curved surfaces.
The first matching surface and the second matching surface are both helical curved surfaces, so that the first matching surface and the second matching surface can keep continuous and smooth relative motion without clamping stagnation.
In one possible implementation, the second transmission member includes a limit wall;
when the camera support is in an extending state, the side wall of one side of the limiting rib is separated from the limiting wall;
when the camera support is in a retraction state, the side wall of one side of the limiting rib is abutted to the limiting wall.
When the camera support is in the retraction state, one side wall of the limiting rib is abutted to the limiting wall, so that the second transmission piece is limited in position after rotating for a certain angle relative to the first transmission piece.
In a possible implementation manner, the first protrusion includes an avoiding groove for avoiding the limit wall of the second transmission member.
In one possible implementation, the second transmission member includes an intermediate shaft and second protrusions, and the second protrusions are arranged at intervals along the circumferential direction of the intermediate shaft; the second sliding groove is formed between the adjacent second convex blocks;
the limiting wall and the second matching surface are formed on the second bump.
In one possible implementation, the transmission component further includes:
the first elastic component is elastically supported on the inner sides of the second transmission piece and the second end of the sleeve; the first elastic part can drive the second transmission piece to move towards the extending direction of the camera support, and the end face of the cam can be abutted to the first limiting part.
No matter the camera support is in the retraction state or the state of stretching out, first elastic component all is in compression state, when the camera support converts the state of stretching out into from the retraction state, under the effect of first elastic component's elastic force, first transmission piece and second transmission move to telescopic first end, realize stretching out of camera support. When the end face of the cam abuts against the first limiting portion, the first elastic component can also ensure that the camera bracket 2 is stably kept at the extending position.
In one possible implementation, the sleeve includes a blocking piece blocking the second end of the sleeve;
the first elastic component is supported between the second transmission piece and the blocking piece.
The assembly of the first transmission piece and the second transmission piece is facilitated by the arrangement of the blocking piece.
In one possible implementation manner, the blocking piece comprises a blocking body and a first guide pillar;
the blocking body blocks the second end of the sleeve, and the first guide pillar is connected to one side, facing the first end of the sleeve, of the blocking body;
the first elastic component is sleeved on the first guide pillar.
Through cup jointing first elastomeric element in first guide pillar, carry on spacingly and direction to first elastomeric element, make first elastomeric element can not take place the skew to the stability that first elastomeric element supported the second driving medium has been improved.
In a possible implementation manner, the camera expansion device further includes a second elastic component, which abuts between the base and the push rod.
Through setting up second elastomeric element, can prevent effectively that push rod and first transmission piece roll-off have improved the stability of whole device.
In a possible implementation manner, the base includes a receiving cavity, and at least a part of one end of the second elastic component is disposed in the receiving cavity;
the push rod is provided with a second guide post, and at least part of the other end of the second elastic component is sleeved on the second guide post.
The second guide pillar is arranged to enable the second elastic component not to deviate when moving along with the push rod.
The second aspect provides a camera assembly, including camera support and camera, the camera install in camera support, camera assembly still include above-mentioned arbitrary camera telescoping device, camera leg joint in the first end of push rod.
In a third aspect, an electronic device is provided, which includes a housing, and the electronic device further includes the above-mentioned camera assembly, and the base is connected to the housing.
The technical scheme provided by the application can achieve the following beneficial effects:
the camera telescoping device, camera subassembly and electronic equipment that this application provided have cancelled parts such as step motor and derailleur, through the cooperation that sets up the first spacing portion of drive disk assembly and base and the spacing portion of second, realize stretching out and the retraction of camera support, have reduced the complexity of structure from this, have reduced the noise, have improved user experience. Moreover, the camera telescoping device that this application provided can easily realize through the flexible of manual control camera support, and the cost is lower.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.
Drawings
Fig. 1 is a schematic view of a camera telescoping device provided in an embodiment of the present application in an extended state;
fig. 2 is a schematic view of a camera expansion device provided in an embodiment of the present application in a retracted state;
fig. 3 is an exploded schematic view of a camera telescoping device provided in an embodiment of the present application;
FIG. 4 is a schematic view of the push rod;
FIG. 5 is a schematic structural view of a base;
FIG. 6 is a front view of the base, partially in section;
FIG. 7 is a schematic view of a first transmission member of the transmission member;
FIG. 8 is a front view of a first transmission member of the transmission member;
FIG. 9 is a schematic structural view of the second transmission member;
FIG. 10 is an exploded view of the first transmission member and the second transmission member;
FIG. 11 is a state view of the first transmission member and the second transmission member engaged in the first position;
FIG. 12 is a state diagram of the first transmission member and the second transmission member engaged in the second position;
FIG. 13 is a schematic view of the construction of the block piece;
fig. 14 is a schematic view of a camera expansion device in an electronic apparatus according to an embodiment of the present application in a retracted state;
fig. 15 is a schematic view of a camera expansion device in an electronic apparatus according to an embodiment of the present application in an extended state.
Reference numerals are as follows:
10-an electronic device;
1-a base;
11-a sleeve;
111-a first stop;
112-a closure;
112 a-an occluding body;
112 b-a first guide post;
113-a limiting rib;
113 a-a second stop;
113 b-side wall;
12-accommodating grooves;
13-a containment chamber;
14-a first fixation hole;
15-a second fixation hole;
2-camera support;
21-a third fixing hole;
3-a transmission component;
31-a first transmission member;
311-connecting rod;
312-a cam;
312 a-end face;
312b — a first bump;
312b1 — a first mating face;
312b 2-avoidance slot;
312 c-a first chute;
312 d-connecting plate;
32-a second transmission member;
321-a second bump;
321 a-a limiting wall;
321 b-a second mating surface;
322-intermediate shaft;
323-a second runner;
33-a first elastic member;
4-a push rod;
41-first connecting arm;
411-connecting hole;
42-a second connecting arm;
43-a second guide post;
5-a second elastic member.
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.
Detailed Description
The terminology used in the embodiments of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in the examples of this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.
It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter associated objects are in an "or" relationship.
It should be noted that the terms "upper", "lower", "left", "right", and the like used in the embodiments of the present application are described in terms of the angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
In order to realize a full screen of an electronic device, the electronic device in the prior art is usually provided with a retractable camera, especially a front camera, so that the electronic device does not occupy the space of the screen.
Leading camera is installed in camera support usually, and camera support is connected with the elevating system in the electronic equipment to reach the telescopic effect of camera. Elevating system among the prior art utilizes step motor drive camera support to realize concertina movement, but, the motor rotates, gearbox and lead screw assembly's power transmission, all can produce the noise, leads to user's use to experience relatively poorly to, the more and structure of elevating system part is complicated, leads to electronic equipment's cost higher.
In view of this, embodiments of the present application provide a camera expansion device, a camera assembly and an electronic device, which can solve the above technical problems.
An embodiment of the present application provides an electronic device, which may be a mobile phone, a tablet computer, a notebook, or the like. For electronic devices, in order to mount a camera without opening a hole on a screen to realize a full screen, the electronic devices are generally provided with a retractable camera assembly. When the camera needs to take a picture or take a picture, the camera can extend out of the electronic equipment under the driving of the driving device; when the camera does not need to take a picture or take a picture, the camera can be retracted into the electronic equipment under the driving of the driving device, so that the space of the screen is not occupied.
The electronic device comprises a shell and a camera assembly, wherein the camera assembly is installed on the shell.
An embodiment of the present application still provides a camera assembly, including camera support and camera, the camera is installed between the camera, and this camera assembly still includes the camera telescoping device, and the camera telescoping device links to each other with camera support to it is flexible to drive camera support, and then drives the camera and stretch out and draw back.
Fig. 1 is a schematic view of a camera expansion device provided in an embodiment of the present application in an extended state, fig. 2 is a schematic view of the camera expansion device provided in the embodiment of the present application in a retracted state, and fig. 3 is an exploded schematic view of the camera expansion device provided in the embodiment of the present application. Fig. 1 and 2 are views of a base 1 of a camera telescopic device in a partially cut-away state, and as shown in fig. 1 to 3, an embodiment of the present application provides a camera telescopic device, which includes a push rod 4, a transmission member 3 and the base 1.
Wherein, the first end of push rod 4 is used for being connected with camera bracket 2, and camera bracket 2 is flexible can drive push rod 4 along camera bracket 2's flexible direction up-and-down motion.
Fig. 4 is a schematic structural diagram of the push rod, and referring to fig. 4, the push rod 4 may include a first connecting arm 41 and a second connecting arm 42 connected with each other. Wherein, first link arm 41 is provided with connecting hole 411, and connecting hole 411 is connected with the connecting piece cooperation, can be connected with camera bracket 2 as the first end of push rod 4. In this embodiment, the connecting member is a screw, and is engaged with the connecting hole 411.
The first end of the transmission member 3 is connected to the second end of the push rod 4, and referring to fig. 1, 2 and 4, the end of the second connecting arm 42 away from the second guide post 43 can be connected to the transmission member 3 as the second end of the push rod 4.
Fig. 5 is a schematic structural view of the base, fig. 6 is a front view of the base partially cut away, and referring to fig. 1, fig. 2, fig. 5, and fig. 6, the base 1 includes a first limiting portion 111 and a second limiting portion 113a, and the first limiting portion 111 and the second limiting portion 113a can limit the stroke of the camera bracket 2, so that the camera bracket 2 is in the extended state and the retracted state, respectively.
Specifically, the push rod 4 can drive the transmission component 3 to be matched with the first limiting portion 111, so that the camera bracket 2 is in a protruding state. The push rod 4 can drive the transmission component 3 to be matched with the second limiting part 113a, so that the camera support 2 is in a retraction state.
Foretell camera support 2 is used for installing the camera, and when the user pressed camera support 2, camera support 2 can drive push rod 4, makes push rod 4 drive the direction motion of drive disk assembly 3 to camera support 2 retraction, until drive disk assembly 3 and the spacing portion 113a cooperation of second to make camera support 2 be in the retraction state.
When camera bracket 2 is in the retraction state, when the user pressed camera bracket 2 once more, camera bracket 2 can drive push rod 4 this moment, made push rod 4 drive the direction motion that drive assembly 3 stretched out to camera bracket 2, until drive assembly 3 and first spacing portion 111 cooperation to make camera bracket 2 be in the state of stretching out.
Compared with the prior art, the camera telescoping device that this application embodiment provided has cancelled parts such as step motor and derailleur, has reduced the complexity of structure, has reduced the noise, has improved user experience. Moreover, the camera telescoping device that this application embodiment provided can be through the flexible of manual control camera support 2, easily realizes, and the cost is lower.
Fig. 7 is a structural schematic diagram of a first transmission piece of the transmission part, and fig. 8 is a structural front view of the first transmission piece of the transmission part. As shown in fig. 7 and 8, the transmission member 3 comprises, as a possible realisation, a first transmission piece 31. The first transmission member 31 includes a cam 312, and the cam 312 is provided with an end surface 312a.
Referring to fig. 5 and 6, the base 1 includes a sleeve 11, and the first position-limiting portion 111 is disposed on an inner wall of the first end a of the sleeve 11. Referring to fig. 1, the push rod 4 can drive the first transmission member 31 to move until the end surface 312a is matched with the first limiting portion 111, so that the camera bracket 2 is in an extended state.
The cam 312 may be disposed in the sleeve 11 and can move along the extending direction or the retracting direction of the camera holder 2, and when the first transmission member 31 moves along the extending direction of the camera holder 2, the cam 312 moves toward the first end a of the sleeve 11 until the end surface 312a of the cam 312 interferes with the first limiting portion 111, and at this time, the camera holder 2 is in the extending state.
By providing the end surface 312a on the cam 312 and providing the first stopper portion 11 at the first end a of the sleeve 11, the first transmission member 31 is stopped by the interference between the surfaces.
Specifically, the first limiting portion 111 may be a cover disposed at an end of the first end a of the sleeve 11, and the cover not only can limit the first transmission member 31, but also can prevent other parts from falling into the sleeve 11 during the assembly process to affect the movement of the first transmission member 31. The cover may be directly formed on the base 1, and the structural stability and reliability of the base 1 may be improved.
As a possible embodiment, as shown in fig. 7 and 8, the first transmission member 31 may further include a link 311, a first end of the link 311 serving as a first end of the transmission member 3 is connected to a second end of the push rod 4, and a second end of the link 311 is connected to the cam 312. Specifically, the cam 312 may include a link plate 312d, and the link plate 312d is connected to the link 311.
The first position-limiting portion 111 may be a cover body of the first end a of the sleeve 11, the cam 312 is accommodated in the sleeve 11, and the cover body may be formed with a through hole through which the connecting rod 311 can pass to be connected with the push rod 4 and the cam 312, respectively.
Pressing camera support 2, push rod 4 presses connecting rod 311, drives cam 312 to the direction motion of contracting into or the direction of stretching out of camera support 2 then, and when cam 312 moved the direction motion of stretching out of camera support 2 until the terminal surface 312a of cam 312 and first spacing portion 111 cooperated, camera support 2 was in the state of stretching out.
As a possible implementation manner, as shown in fig. 5, the base 1 includes a receiving groove 12, and at least a part of the link 311 is located in the receiving groove 12 when the camera bracket 2 is in the extended state.
In this application embodiment, can be favorable to setting up the stroke that stretches out of camera support 2 through setting up connecting rod 311, design the length and size of connecting rod 311 according to actual need to obtain the stroke that stretches out that needs.
As a possible embodiment, the transmission component 3 includes a second transmission piece 32, fig. 9 is a schematic structural diagram of the second transmission piece, and as shown in fig. 9, the second transmission piece 32 includes a second mating surface 321b. As shown in fig. 6, the inner wall of the sleeve 11 is provided with a stopper rib 113, and the second stopper portion 113a is provided at one end of the stopper rib 113. Referring to fig. 6 and 9, the push rod 4 can drive the first transmission member 31 and the second transmission member 32 to move until the second limiting portion 113a abuts against the second matching surface 321b of the second transmission member 32, so that the camera bracket 2 is in the retracted state.
In this embodiment, the second transmission member 32 and the first transmission member 31 are both in sliding fit with the sleeve 11, the camera bracket 2 is pressed, and the push rod 4 drives the first transmission member 31 and the second transmission member 32 to move until the camera bracket 2 is in a retracted state when the second fitting surface 321b of the second transmission member 32 is in abutting fit with one end portion (i.e., the second limiting portion 113 a) of the limiting rib 113.
Specifically, as shown in fig. 7, the cam 312 includes a first mating surface 312b1 and a first sliding slot 312c, the cam 312 further includes a first protrusion 312b, the first protrusion 312b is connected to the connecting plate 312d, and the first mating surface 312b1 is formed on the first protrusion 312b. The number of the first protrusions 312b may be two or more, and the first sliding slot 312c is formed between adjacent first protrusions 312b. The first protrusion 312b may also be an integral type, and a first sliding groove 312c is formed in the integral type first protrusion 312b.
As shown in fig. 9, the second transmission member 32 includes a second slide groove 323.
Fig. 10 is an exploded view of the first transmission member and the second transmission member engaged with each other, fig. 11 is a state view of the first transmission member and the second transmission member engaged with each other at a first position, and fig. 12 is a state view of the first transmission member and the second transmission member engaged with each other at a second position.
As shown in fig. 7, 9 and 11, when the first engagement surface 312b1 and the second engagement surface 321b are engaged in the first position C, the first sliding groove 312C is aligned with the second sliding groove 323.
As shown in fig. 7, 9 and 12, when the first engagement surface 312b1 and the second engagement surface 321b are engaged in the second position D, the first sliding groove 312c and the second sliding groove 323 are not aligned.
After the first sliding groove 312c and the second sliding groove 323 are aligned, the limiting rib 113 can slide relative to the second sliding groove 323 and the first sliding groove 312c until the end surface 312a is matched with the first limiting portion 111, so that the camera bracket 2 is in an extending state.
After the second sliding groove 323 is separated from the limiting rib 113, the second matching surface 321b can slide relative to the first matching surface 312b1, so that the first sliding groove 312c and the second sliding groove 323 are not aligned until the second matching surface 321b abuts against the second limiting portion 113a, so that the camera bracket 2 is in a retracted state.
The camera bracket 2 is pressed, the push rod 4 drives the first transmission piece 31 and the second transmission piece 32 to move towards the retracting direction of the camera bracket 2, at this time, the first matching surface 312b1 and the second matching surface 321b are matched at the first position C, the first sliding groove 312C and the second sliding groove 323 are aligned, and the first transmission piece 31 and the second transmission piece 32 slide along the limiting rib 113 together. When the second transmission member 32 slides to the end of the limiting rib 113 and is separated from the end of the limiting rib 113, the first mating surface 312b1 can slide relative to the second mating surface 321b, so that the first sliding groove 312c and the second sliding groove 323 are not aligned, and the second mating surface 321b continues to slide along the first mating surface 312b1 until the second mating surface 321b abuts against the second limiting portion 113a, so that the camera holder 2 is in a retracted state.
Optionally, the first engagement surface 312b1 and the second engagement surface 321b are both helical curved surfaces, so that the first engagement surface 312b1 and the second engagement surface 321b can keep continuous and smooth relative movement without being stuck.
As a possible implementation manner, as shown in fig. 9, the second transmission member 32 includes a limiting wall 321a, and when the camera bracket 2 is in the extended state, the first transmission member 31 and the second transmission member 32 are both engaged with the limiting rib 113, so that one side wall 113b of the limiting rib 113 is separated from the limiting wall 321a of the second transmission member 32.
When the camera bracket 2 is in the retracted state, the second transmission member 32 is separated from the limiting rib 113 and rotates relative to the first transmission member 31, and at this time, the side wall 113b of the limiting rib 113 abuts against the limiting wall 321a, so that the position of the second transmission member 32 is limited after the second transmission member 32 rotates for a certain angle relative to the first transmission member 31.
In the embodiment of the present application, as shown in fig. 7, an avoiding groove 312b2 is provided on a side of the first protruding block 312b facing the second transmission member 32, and referring to fig. 7 and fig. 11, when the first sliding groove 312c and the second sliding groove 323 are aligned, the limiting wall 321a of the second transmission member 32 is located in the avoiding groove 312b2, so that the first mating surface 312b1 and the second mating surface 321b are mated.
As a possible embodiment, as shown in fig. 9, the second transmission member 32 includes an intermediate shaft 322 and second protrusions 321, and the second protrusions 321 are spaced apart from each other in the circumferential direction of the intermediate shaft 322. The second sliding groove 323 is formed between the adjacent second protrusions 321, and the limiting wall 321a and the second mating surface 321b are both formed on the second protrusion 321.
The number of the second protrusions 321 may be the same as the number of the first protrusions 312b, and are fitted in one-to-one correspondence. As shown in fig. 12, when the first slide groove 312c and the second slide groove 323 are not aligned, the surface of the escape groove 312b2 of the first projection 312b may be engaged with the second engagement surface 321b.
When the camera holder 2 is pressed, the push rod 4 drives the first transmission member 31 and the second transmission member 32 to move to the retracted state first, so that the second transmission member 32 is separated from the position-limiting state of the second position-limiting portion 113a, then the second transmission member 32 rotates relative to the cam 312, the second engagement surface 321b slides relative to the first engagement surface 312b1, and then the second position-limiting portion 113a slides relative to the second engagement surface 321b until the side wall 113b of the position-limiting rib 113 abuts against the position-limiting wall 321a of the second protrusion 321, so as to limit the second transmission member 32 to rotate continuously.
As a possible embodiment, as shown in fig. 1 to 3, the transmission member 3 further includes a first elastic member 33, the first elastic member 33 is elastically supported inside the second transmission member 32 and the second end B of the sleeve 11, the first elastic member 33 can drive the second transmission member 32 to move toward the extending direction of the camera holder 2, and the end surface 312a of the cam 312 can abut against the first limiting portion 111, at which time the camera holder 2 is in the extending state.
Above-mentioned one end and the second driving medium 32 butt of first elastic component 33, the other end and the second end B butt of sleeve 11, no matter camera support 2 is in the retraction state or the state of stretching out, first elastic component 33 all is in the compression state, when camera support 2 converts the state of stretching out from the retraction state, first spout 312c and second spout 323 are adjusted well, and with spacing muscle 113 cooperation, at this moment, under the effect of the elastic force of first elastic component 33, first driving medium 31 and second driving medium 32 move to the first end A of sleeve 11, realize stretching out of camera support 2. When the end surface 312a of the cam 312 abuts against the first stopper 111, the first elastic member 33 can also ensure that the camera holder 2 is stably held at the extended position.
When the second transmission member 32 is engaged with the second limiting portion 113a, the second limiting portion 113a limits the degree of freedom of the second transmission member 32 along the extending direction of the camera bracket 2, and at this time, the first elastic component 33 exerts a force on the second transmission member 32 toward the first end a of the sleeve 11, so as to keep the stress balance of the second transmission member 32 and prevent the second transmission member 32 from being displaced.
As a possible embodiment, the second end B of the sleeve 11 may also be provided with a cover, and the first elastic component 33 may be a spring, and is pressed between the cover and the second transmission member 32. As another possible implementation, as shown in fig. 3 and 6, the second end B of the sleeve 11 is open, the sleeve 11 includes a blocking member 112 blocked at the second end B of the sleeve 11, and the first elastic member 33 is supported between the second transmission member 32 and the blocking member 112.
During assembly, the first transmission piece 31 and the second transmission piece 32 can be installed in the sleeve 11 through the second end B of the sleeve 11, and then the blocking piece 112 is installed at the second end B of the sleeve 11, so that the assembly process is simpler.
Fig. 13 is a schematic structural view of a blocking piece, and as shown in fig. 13, as a possible implementation manner, the blocking piece 112 includes a blocking body 112a and a first guide post 112b. The blocking body 112a blocks the second end B of the sleeve 11, the first guide post 112B is connected to a side of the blocking body 112a facing the first end a of the sleeve 11, and the first elastic member 33 is sleeved on the first guide post 112B.
The first elastic component 33 is sleeved on the first guide post 112b to limit and guide the first elastic component 33, so that the first elastic component 33 cannot deviate, and the stability of the first elastic component 33 for supporting the second transmission piece 32 is improved.
As one possible implementation manner, as shown in fig. 1 to 3, the camera expansion device further includes a second elastic member 5 abutting between the base 1 and the push rod 4.
The second elastic member 5 may be in a compressed state when the camera holder 2 is in the retracted state and in the extended state, and thus may generate a pressure on the push rod 4. When the camera bracket 2 is in the retracted state, the second transmission member 32 is engaged with the second limiting portion 113a, and at this time, the elastic force of the second elastic member 5 acts on the push rod 4 and the first transmission member 31, so that the first transmission member 31 can be prevented from being disengaged. That is, by providing the second elastic member 5, the push rod 4 and the first transmission member 31 can be effectively prevented from slipping out, and the stability of the entire apparatus is improved.
As a possible embodiment, as shown in fig. 5, the base 1 includes a receiving cavity 13, at least a portion of one end of the second elastic component 5 is disposed in the receiving cavity 13, the push rod 4 has a second guide pillar 43, and at least a portion of the other end of the second elastic component 5 is sleeved on the second guide pillar 43.
Through holding chamber 13 at base 1 setting, set up second guide pillar 43 at push rod 4, make the both ends homoenergetic of second elastic component 5 receive spacingly, make second elastic component 5 can not take place the skew when moving along with push rod 4.
Based on above-mentioned embodiment, this application embodiment still provides a camera subassembly, including camera support 2 and camera, the camera is installed in camera support 2, and this camera subassembly still includes the camera telescoping device that this application arbitrary embodiment provided, and camera support 2 is connected in the first end of push rod 4.
Fig. 14 is a schematic view of a retractable camera device in an electronic apparatus according to an embodiment of the present application in a retracted state, and fig. 15 is a schematic view of the retractable camera device in the electronic apparatus according to the embodiment of the present application in an extended state. As shown in fig. 14 to fig. 15, based on the above embodiments, an embodiment of the present application further provides an electronic device 10, including a housing, where the electronic device 10 further includes a camera assembly provided in any embodiment of the present application, the base 1 includes a first fixing hole and at least one second fixing hole, the first fixing hole is disposed at an end away from the second end B of the blocking body 112a, the second fixing hole is disposed at a side surface of the base 1, and the base 1 is connected to the housing through the first fixing hole and the second fixing hole; the camera bracket 2 includes a third fixing hole 21, and the camera bracket 2 is connected to the housing through the third fixing hole 21.
To sum up, camera telescoping device, camera subassembly and electronic equipment that this application embodiment provided, power is followed camera support and is inputed to the push rod, and the push rod drives the cooperation of the first spacing portion of transmission part and the spacing portion of second of base, has realized stretching out and retraction of camera support, has reduced the complexity of structure from this, has reduced the noise, has improved user experience.
It is noted that a portion of this patent application contains material which is subject to copyright protection. The copyright owner reserves the copyright rights whatsoever, except for making copies of the patent files or recorded patent document contents of the patent office.
Claims (14)
1. A camera telescoping device, comprising:
the first end of the push rod (4) is used for being connected with the camera support (2);
the first end of the transmission component (3) is connected with the second end of the push rod (4), the transmission component (3) comprises a first transmission piece (31) and a second transmission piece (32), the first transmission piece (31) comprises a cam (312), one side of the cam (312) is provided with an end face (312 a), and the second transmission piece (32) comprises a second matching face (321 b);
the base (1) comprises a sleeve (11), a first limiting part (111) and a second limiting part (113 a), wherein the first limiting part (111) is arranged on the inner wall of the first end of the sleeve (11), a limiting rib (113) is arranged on the inner wall of the sleeve (11), one end of the limiting rib (113) is connected with the first limiting part (111), the second limiting part (113 a) is arranged at the end part, far away from the first limiting part (111), of the limiting rib (113), and the first transmission piece (31) and the second transmission piece (32) can slide along the limiting rib (113);
the push rod (4) can drive the first transmission piece (31) to act until the first transmission piece (31) moves to the end face (312 a) to be matched with the first limiting part (111) so as to enable the camera support (2) to be in an extending state;
the push rod (4) can drive the first transmission piece (31) and the second transmission piece (32) to move until the second limiting part (113 a) is abutted against the second matching surface (321 b), so that the camera support (2) is in a retraction state.
2. A camera retraction device according to claim 1, wherein the first transmission member (31) further comprises a link (311);
the first end of the connecting rod (311) is used as the first end of the transmission component (3) and is connected with the second end of the push rod (4); the second end of the link (311) is connected to the cam (312).
3. The camera telescoping device of claim 2, wherein the base (1) comprises a receiving slot (12);
when the camera bracket (2) is in an extending state, at least part of the connecting rod (311) is positioned in the accommodating groove (12).
4. The camera telescoping device of claim 1, wherein the cam (312) comprises a first mating surface (312 b 1) and a first runner (312 c);
the second transmission piece (32) comprises a second sliding groove (323);
when the first matching surface (312 b 1) is matched with the second matching surface (321 b) in a first position, the first sliding groove (312 c) is aligned with the second sliding groove (323); when the first matching surface (312 b 1) is matched with the second matching surface (321 b) at the second position, the first sliding groove (312 c) is not aligned with the second sliding groove (323);
after the first sliding groove (312 c) and the second sliding groove (323) are aligned, the limiting rib (113) can slide relative to the second sliding groove (323) and the first sliding groove (312 c) until the end surface (312 a) is matched with the first limiting part (111) so as to enable the camera support (2) to be in an extending state;
after the second sliding groove (323) is separated from the limiting rib (113), the second matching surface (321 b) can slide relative to the first matching surface (312 b 1), so that the first sliding groove (312 c) and the second sliding groove (323) are not aligned until the second matching surface (321 b) is abutted against the second limiting part (113 a), and the camera support (2) is in a retraction state.
5. The camera retracting device according to claim 4, wherein the first engagement surface (312 b 1) and the second engagement surface (321 b) are each a helicoid surface.
6. The camera telescoping device of claim 4, wherein the second transmission member (32) includes a limiting wall (321 a);
when the camera support (2) is in an extending state, the side wall (113 b) on one side of the limiting rib (113) is separated from the limiting wall (321 a);
when the camera support (2) is in a retraction state, one side wall (113 b) of the limiting rib (113) is abutted against the limiting wall (321 a).
7. The camera telescoping device of claim 6, wherein the second transmission member (32) comprises an intermediate shaft (322) and second lugs (321), the second lugs (321) being spaced circumferentially along the intermediate shaft (322); the second sliding groove (323) is formed between the adjacent second convex blocks (321);
the limiting wall (321 a) and the second matching surface (321 b) are both formed on the second projection (321).
8. The camera telescoping device of claim 3, wherein the transmission member (3) further comprises:
a first elastic member (33), wherein the first elastic member (33) is elastically supported on the inner side of the second transmission piece (32) and the second end of the sleeve (11); the first elastic component (33) can drive the second transmission piece (32) to move towards the extending direction of the camera support (2), and the end face (312 a) of the cam (312) can abut against the first limiting portion (111).
9. The camera telescoping device of claim 8, wherein the sleeve (11) includes a closure member (112) that closes off the second end of the sleeve (11);
the first elastic element (33) is supported between the second transmission element (32) and the closure element (112).
10. The camera telescoping device of claim 9, wherein the blanking member (112) comprises a blanking body (112 a) and a first guide post (112 b);
the blocking body (112 a) blocks the second end of the sleeve (11), and the first guide pillar (112 b) is connected to one side, facing the first end of the sleeve (11), of the blocking body (112 a);
the first elastic member (33) is fitted around the first guide post (112 b).
11. The telescopic device according to claim 1, further comprising a second elastic member (5) abutting between the base (1) and the push rod (4).
12. The camera telescoping device of claim 11, characterized in that the base (1) comprises a receiving chamber (13), at least a portion of one end of the second elastic member (5) being disposed in the receiving chamber (13);
the push rod (4) is provided with a second guide post (43), and at least part of the other end of the second elastic component (5) is sleeved on the second guide post (43).
13. A camera assembly comprising a camera mount (2) and a camera mounted to said camera mount (2), characterized in that said camera assembly further comprises a camera extension device according to any of claims 1-12, said camera mount (2) being connected to a first end of said push rod (4).
14. An electronic device comprising a housing, characterized in that the electronic device further comprises a camera assembly according to claim 13, the base (1) being connected to the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173967.9A CN112954143B (en) | 2019-11-26 | 2019-11-26 | Camera telescoping device, camera assembly and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911173967.9A CN112954143B (en) | 2019-11-26 | 2019-11-26 | Camera telescoping device, camera assembly and electronic equipment |
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| Publication Number | Publication Date |
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| CN112954143A CN112954143A (en) | 2021-06-11 |
| CN112954143B true CN112954143B (en) | 2022-10-11 |
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| CN201911173967.9A Active CN112954143B (en) | 2019-11-26 | 2019-11-26 | Camera telescoping device, camera assembly and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP4345359A1 (en) * | 2021-07-19 | 2024-04-03 | Huawei Technologies Co., Ltd. | Telescopic rotary camera module, and electronic device |
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| US20170034319A1 (en) * | 2015-07-28 | 2017-02-02 | Ieon C. Chenn | Smartphone accessory with camera module |
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